My sensor is off-standard,so I have to use gpio to read and write my sensor.
Gpio IIC will take about 0.5ms to get data.
My app need send data every 7.5ms,it seems that...
Hi,
My android Proximity application fails on service discovery only for the very first time it connects with the devices(nrf51822 evaluation kit with sdk 5.2.0). Actually...
Has anyone converted the app note AN34 DTM Python script to C# or C/C++ ?
The Python DTM script is works OK with the setup specified in the app note AN34 figure 2, which...
Hi,
I have a serious problem, when I use uart of NRF51822 QFAAC0 to receive data from another MCU, I found that it will lost one bit at same position everytime. my SDK is...
Hi,
I just started to interface the lcd display with nrf51822 evaluation board. The display i'm using is, spi compatible, 18" tft (160x130) from tiny lcd. I took spi master...
Hi,
We are using the nRF905 device in an application where it needs to switch between auto-retransmitting and sending single packets, due to it communicating with several...
Hello,
We are using the SPIS on the nRF52832. We are seeing a higher than expected consumption when it's enabled and not used.
I measure around 7uA extra when enabling...
Hi:
I test the system off mode, I attached a micro vibration sensor. Pulse generated when shaking as follow.
the button config is BSP example default(toggle) , i try to...
Hi,
I am testing the blue_app_uart example and I want to send data
from my smartphone uart terminal app,back to the nRF52840 DK,
Nothing is being received by the segger...
In the latest Mesh SDK, nodes are subscribed to a GROUP address. In previous versions - 2.0.0 I believe - you could also send to a predetermined node.
I am trying to figure...
Hi I am reviewing the nRF52840-DK hardware documentation to make boards with good antenna performance.
Q1. I have divided it into three areas as shown below. Is my understanding...
Hi,
I have been trying to use Keil MDK's Middleware File System with my application. However, when I try to set the Software Component under Manage Run-Time Environment...
Hi, I am from China. My company made a BLE module with chip nRF52810. Recently , I coded a program for it by SDK12, based on ble_app_uart example. I modified the corresponding...
Hi!
I am using the Segger embedded Studio with PCA10056 successfully. Now I have to evaluate LARD DVK-BL654 (because it has external antenna). I found a guide which says...
I am trying to flash my custom board that uses the Raytac nRF52840 via SWD. I am trying to flash a custom bootloader onto the chip; however, JFlash is giving me an error....
Hi, I am from China. My company made a BLE module with chip nRF52810. Recently , I coded a program for it by SDK12, based on ble_app_uart example. I modified the corresponding...
Hi there, I'm using nrf52840 with OpenThread SDK and I wanna know, what is default radio mode of this device? Because we also have another project with Bluetooth and we observe...
SDK15.0 whitelist hardfault
when setting the sd_ble_gap_device_identities_set using the iOS nrfConnect the non DK board hardfaults.
On an android device all works fine...
Hi,
I'm adding some custom buttons to the NRF52-DK and I've been playing around in PCA10040.h. So far, I have everything working with 4 buttons. The DK can connect to...
Dears,
Now I am using nRF5_SDK_15.3.0_59ac345 for my project on nRF52810.
I found a bootloader example at
\nRF5_SDK_15.3.0_59ac345\examples\dfu\secure_bootloader\pca10040e_ble...
hello, I am trying to integrates saadc & bluetooth because in my project adc sample values are comming from sensor & these values is send through bluetooth_uart app. so can...
